View Source Circuits.I2C.I2CDev (circuits_i2c v2.0.4)

Circuits.I2C backend for the Linux i2c-dev interface

This backend works on Nerves, embedded Linux, and desktop Linux.

Summary

Functions

bus_names(options)

Return the I2C bus names on this system

info()

Return information about this backend

open(bus_name, options)

Open an I2C bus

Functions

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bus_names(options)

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Return the I2C bus names on this system

No supported options

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info()

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Return information about this backend

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open(bus_name, options)

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Open an I2C bus

Bus names are typically of the form "i2c-n" and available buses may be found by calling Circuits.I2C.bus_names/0.

Options:

  • :retries - Specify a nonnegative integer for how many times to retry a failed I2C operation.